Welcome to MOHR

For more than 31 years, we've provided our customers with innovative sensor technologies and dependable engineering consulting expertise. Some of our products and services are described below. Please don't hesitate to contact us for more information.

Featured Product

CT100 and CT100HF Automated Metallic TDR Cable Testers

CT100 Series Metallic Time-Domain Reflectometer (TDR) Cable Testers are ideal for precision testing of all coaxial and twisted-pair cables and interconnects in modern microwave/RF and digital systems. They are the only commercially-available TDRs that exceed all TDR performance specifications of the popular Tektronix® 1502C TDR, while also providing modern improvements in trace analysis, data storage, connectivity, and ergonomics.

TDR Specifications

  • 60 ps risetime (20-80%, CT100HF)
  • > 8.3 GHz test bandwidth (CT100HF)
  • 500 Hz framerate for transient faults
  • 75 µm (0.003 in) cursor resolution
  • 16-bit impedance measurements

Key Features

  • Rugged, lightweight, portable
  • Bright color screen, long battery life
  • 2+ GB internal memory
  • USB, 10/100 Ethernet PC connectivity
  • USB keyboard, thumbdrive, barcode reader

Press Releases -- see all

MOHR in the News -- see all

July 1, 2014

Spent Fuel Pool Instrumentation
Nuclear Plant Journal

November 27, 2012

Biting Apples with Science
Inside Science TV -- American Institute of Physics

August 29, 2012

Remote nuclear/industrial monitoring averts devastating accidents
EE Times (online)

December 28, 2011

Upgraded device tests apple crispness
The Grower (online)

December 15, 2011

Computerized penetrometer measures the crispness of apples

December 13, 2011

New Test For Apples Streamlines Science Of Crispness
Huffington Post

December 13, 2011

Computerized Tool Takes a Bite Out of Traditional Apple Testing
ScienceNewsline (online)

April 1, 2011

Distance-to-fault is spelled TDR or VNA
Evaluation Engineering

January 6, 2011

'Tooth' tool tests apples
Capital Press (Online)

January 4, 2011

WSU Apple Breeding Program Picks Unique Taste-Testing Device
GrowingProduce (Online)

December 8, 2010

Apple breeding program picks unique taste-testing device
Western Farm Press

December 1, 2010

Correlation of Sensory Analysis with Physical Textural Data from a Computerized Penetrometer in the Washington State University Apple Breeding Program

April 14, 2010

New wiring tools for maintainers
Joint Services Wiring Action Group Spring 2010 Newsletter

December 4, 2009

Mohr to support Navy's TDR upgrade
United Press International (UPI.com)

December 3, 2009

U.S. Navy selects Mohr CT100 TDR for electronic test and measurement
Military and Aerospace Electronics (Online)

May 1, 2009

Mohr adds Internet streaming to TDR cable testers
Test & Measurement World

April 9, 2009

Mohr Intros Software Upgrades for Microwave/RF TDR Cable Testers

March 1, 2009

TDR Cable Testers Reach Beyond 8.3 GHz
Microwaves & RF Magazine (Print)

January 29, 2009

Mohr TDR Replaces Tektronix 1502C
Microwaves & RF Magazine (Online)

January 21, 2009

Mohr and Associates Intro CT100 Series Time Domain Reflectometer Cable Testers

Events -- see all

June 11, 2014

NRL GPETE Vendor Exhibit
Washington, DC

November 11, 2012 - November 15, 2012

American Nuclear Society (ANS) 2012 Winter Meeting and Nuclear Technology Expo
San Diego, CA

July 9, 2012 - July 13, 2012

GE 8th Annual Nuclear Instrumentation & Control Users Conference
Wilmington, NC

March 26, 2012 - March 29, 2012

March 2012 Joint Services Wiring Action Group (JSWAG) & Joint Fiber Optic Working Group (JFOWG) meeting
Virginia Beach, VA

December 5, 2011 - December 7, 2011

107th Annual Meeting of the Washington State Horticultural Association
Wenatchee, WA

June 27, 2011 - July 1, 2011

GE 7th Annual Nuclear Instrumentation & Control Users Conference
Wilmington, NC

March 29, 2011

Technical Communities/Testmart GPETE tradeshow
Mechanicsburg, PA

March 21, 2011 - March 24, 2011

2011 Spring Joint Services Wiring Action Group Meeting
Virginia Beach, VA

August 3, 2010 - August 5, 2010

Joint Services Wiring Action Group Mini Conference
Byron, GA

April 20, 2010

Technical Communities/Testmart GPETE tradeshow
Mechanicsburg, PA

September 2, 2009 - September 4, 2009

Makuhari Messe, Japan

Selected Products and Services

MOHR EFP-IL SFPI System for Spent Fuel Pool Level Instrumentation

EFP-IL SFPI System for Spent Fuel Pool Level Instrumentation

  • NEW panel-mount EFP-IL and portable EFP-HL signal processors.
  • Meets all NRC Order EA-12-051 requirements for Spent Fuel Pool Instrumentation (SFPI).
  • Precision remote water level measurement up to 1000 ft. from the SFP.
  • Accurate in boiling / frothing environments.
  • Long life at elevated temperatures and pressures.
MDT Agricultural Penetrometer and Texture Analyzer

MDT Series Automated Materials Testers

  • Fruit penetrometers and texture analyzers give accurate, repeatable results.
  • Saves 50% or more of the time you spend testing and generates automated reports.
  • Also use for general materials testing.
Nuclear Engineering and Criticality Safety Consulting

Nuclear Criticality Safety and Nuclear Engineering

  • An experienced team of nuclear experts is here to help your organization.
  • Let us design and verify your critically safe processes and specialized rad-waste instrumentation.
  • All the latest radiation transport codes are up and running.
  • Modern computing facilities minimize turn-around time.